- Wary is defined as watchful or cautious.
An example of something wary is a glance in your rear view mirror when you think someone might be following you; a wary glance.
- On guard; watchful: taught to be wary of strangers.
- Characterized by caution: a wary glance at the black clouds.
Origin of waryMiddle English ware, from Old English wær; see wer-3 in Indo-European roots.
(comparative warier, superlative wariest)